scrapbooking is a practice that some guy's engage in to record all the cumshots they've swallowed as a reward for sucking dick. They take cell-phone videos of themselves sucking dick and then swallowing the all creamy goo that shoots out of guys' dicks.
I've started scrapbooking all the times I suck dick, so have a video record of all the guys I've sucked off in my graduating class, which was a part of my cadet initiation - to suck off any cadet who wanted a blowjob!
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
A lighthearted reaction upon receiving disappointing news of some sort. Usually something that isn't a particularly a big deal, esp. when it primarily affects someone else - sort of a mild schadenfreude. Sometimes doubled or tripled, and possibly said in a sing-songy voice for added comedic effect to imitate a muted trumpet, which is how the meme originated.